int main()
{
     unsigned int M, N;
     float raw_matrix[9][11];
     float *result_array;

     printf("enter M & N:\n");
     scanf("%i%i",&M,&N);
     printf("--------enter matrix--------\n");

     for(int j = 0; j<N; j++)
         for(int i = 0; i<M; i++)
         {
             scanf("%f",&raw_matrix[i][j]);
         }

     int sz = N/4;
     result_array = new float[M];

     for(int k = 0; k<M; k++)
     {
         result_array[k] = raw_matrix[k][3];
         for(int t = 1; t<=sz; t++)
         {
             if(raw_matrix[k][(t*4)-1] < result_array[k]) result_array[k] = raw_matrix[k][(t*4)-1];
         }

     }

        int n, swapped;
        do {
          swapped = 0;
          for (int i = 0; i < M - 1; i++) {
              if (result_array[i] < result_array[i+1]) {
                  n = result_array[i];
                  result_array[i] = result_array[i+1];
                  result_array[i+1] = n;
                  swapped = 1;
              }
          }
      } while (swapped);

     printf("\n\n\n");
     for(int s = 0; s<M; s++)
     {
         printf("%f\n",result_array[s]);
     }
}